typedef struct Glob Glob;typedef struct Globlist Globlist; struct Glob{	String	*glob;	Glob	*next;}; struct Globlist{	Glob	*first;	Glob	**l;}; extern	Globlist*	glob(char*);extern	void		globadd(Globlist*, char*, char*);extern	void		globlistfree(Globlist *gl);extern	char*		globiter(Globlist *gl);